LG LSC27931SB Service Manual

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1-5. Temperature sensing circuit
1-6. Switch entry circuit
The following circuits are sensing signal form the test switch, damper motor reed switch for testing and diagnosing the
refrigerator.
F
E
C
D
A
B
2*GYCON9 PIN7,8
R2F
2*WHCON9 PIN5,6
R1E
2*BOCON7 PIN3,4
DD
2*WHCON7 PIN1,2
FC
2*GYCON6 PIN9,10
WTB
2*WHCON6 PIN7,8
RTA
COLORLOCATIONSENSORITEM
2*GYCON9 PIN7,8
R2F
2*WHCON9 PIN5,6
R1E
2*BOCON7 PIN3,4
DD
2*WHCON7 PIN1,2
FC
2*GYCON6 PIN9,10
WTB
2*WHCON6 PIN7,8
RTA
COLORLOCATIONSENSORITEM
A
B
C
D
E
F
RT-SENSOR
CON7
R2-SENSOR
2K
8
CON9
RR1
2
223
RT1*
P62
6
/50V
62
2K
58
10KF
10
R54
CE8
7
(AIN11)
26.1KF
R29
R53
R31
26.1KF
RF1*
CC15*
P65
/50V
5
223
1
26.1KF
10uF
2K
2K
CC12*
7
10uF
223
RR2
CE13
IC1 MICOM
(AIN5)
16.2KF
2
(AIN6)
(AIN7)
F-SENSOR
WT-SENSOR
(AIN3)
CE9
CC22*
223
CC13*
10uF
P71
59
223
10uF
CC14*
D-SENSOR
3
RW1*
CE12
P63
2K
/50V
R1-SENSOR
63
CE7
/50V
P67
/50V
61
223
2K
R32
R30
10uF
4
8
9
(AIN2)
/50V
P66
RD1*
26.1KF
CC23*
CE6
10uF
CON6
RT-SENSOR
CON7
R2-SENSOR
2K
8
CON9
RR1
2
223
RT1*
P62
6
/50V
62
2K
58
10KF
10
R54
CE8
7
(AIN11)
26.1KF
R29
R53
R31
26.1KF
RF1*
CC15*
P65
/50V
5
223
1
26.1KF
10uF
2K
2K
CC12*
7
10uF
223
RR2
CE13
IC1 MICOM
(AIN5)
16.2KF
2
(AIN6)
(AIN7)
F-SENSOR
WT-SENSOR
(AIN3)
CE9
CC22*
223
CC13*
10uF
P71
59
223
10uF
CC14*
D-SENSOR
3
RW1*
CE12
P63
2K
/50V
R1-SENSOR
63
CE7
/50V
P67
/50V
61
223
2K
R32
R30
10uF
4
8
9
(AIN2)
/50V
P66
RD1*
26.1KF
CC23*
CE6
10uF
CON6
SW1
R25*
IC1
MICOM
CC10*
104
4.7K
38
2K
R106*
P35

LG LSC27931SB Specifications

General

Brand	LG
Model	LSC27931SB
Category	Refrigerator
Language	English